High mechanical strength, stiffness.
High hardness and anti-fatigue
Good size stability
Good chemical inertness
Bad acid-resistant and climate-resistant
Polyformaldehyde has excellent physical, mechanical, heat and electric properties, solvent resistance, abrasion resistance, creep, fatigue resistance and other properties, is widely used to replace a variety of non-ferrous metal and alloy production automobile, machinery, instrument, agricultural machinery, chemical components.
Such as gear, CAM, bearings, bushings, washers, valve, liquid transport pipeline, handle and chemical dissolution and etc.
1000 or 2000